/*******************************************************************************
 * This file is part of blueprint4j www.blueprint4j.org.
 * 
 *     blueprint4j is free software: you can redistribute it and/or modify
 *     it under the terms of the GNU Lesser General Public License as published by
 *     the Free Software Foundation, either version 3 of the License, or
 *     (at your option) any later version.
 * 
 *     blueprint4j is distributed in the hope that it will be useful,
 *     but WITHOUT ANY WARRANTY; without even the implied warranty of
 *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *     GNU Lesser General Public License for more details.
 * 
 *     You should have received a copy of the GNU Lesser General Public License
 *     along with blueprint4j. If not, see <http://www.gnu.org/licenses/>.
 ******************************************************************************/
package blueprint4j.gui;

import blueprint4j.utils.*;

import java.math.*;
import java.text.*;
import javax.swing.*;
import java.awt.event.*;

public class DataPairFieldBoolean extends DataPairDefault implements FieldBinding,ActionListener {
    private BindBooleanInterface field;
    private JCheckBox check_field=new JCheckBox();
    private boolean pressed = false;
    
    public DataPairFieldBoolean(Binder binder,BindBooleanInterface p_field){
        this(binder,p_field,true);
    }
    
    public DataPairFieldBoolean(Binder binder,BindBooleanInterface p_field,boolean editable){
        super(binder,p_field);
        field=p_field;
        setLabel(new JLabel(field.getDescription()));
        setComponent(check_field);
        check_field.setEnabled(editable);
        check_field.addActionListener(this);
    }
    
    public void actionPerformed(ActionEvent source) {
        pressed = true;
        super.actionPerformed(source);
    }
    
    public boolean isChanged(){
        Boolean value=field.get();
        if (value==null){
            return true;
        } else {
            return !value.equals(new Boolean(check_field.isSelected()));
        }
    }
    
    public void intoControl(){
        check_field.setSelected(field.get()!=null && ((Boolean)field.get()).booleanValue());
    }
    
    public void intoBindable(){
        if (pressed) {
            field.set(new Boolean(check_field.isSelected()));
        }
    }
    
    public Bindable getBindable(){
        return field.getBindable();
    }
    
    public BindFieldInterface getBindField() {
        return (BindFieldInterface) field;
    }
    
    public void setBindField(BindFieldInterface p_field) {
        field = (BindBooleanInterface) p_field;
    }
    
    public void resetControl() {
        check_field.setSelected(false);
    }
}

